US3826248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laryngoscope
Assignee: Individual
•
Filing: 1972-09-20
•
Granted: 1974-07-30
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Expires: 1992-09-20
Abstract
Abstract The invention relates to a laryngoscope for examining the larynx or the like comprising a handle element and a spatula detachable therefrom with a longitudinally extending lateral member serving as a tongue deflector.
Inventors
- 👤 G Gobels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:50
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/267; A61B1/00064; A61B1/00105; A61B1/06; A61B1/0661; A61B1/0676
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
178 words
A laryngoscope comprising a handle and a spatula, said spatula having a longitudinally extending main body which in turn has first and second opposite end portions, the first of said end portions being contoured to serve as a tongue deflector, said first end portion including an uppermost curved surface in use, a recess in said main body adjacent said second end portion, an insert of elastic material housed within said recess and having an uppermost surface in use merging with and forming a continuation of said first end portion uppermost curved surface, a bulb carried by said main body to illuminate the larynx cavity or the like, saId handle including power means for illuminating said bulb, means for electrically detachably coupling said power means and bulb, means for mechanically detachably coupling said handle and spatula, and said mechanically and electrically detachable coupling means functioning to permit said spatula and bulb to operate as a single-use unit whereby upon one use of said laryngoscope said spatula and bulb may be discarded and replaced by a like though unused structure.
Claim 2
Dependent Claim
178 words
A laryngoscope comprising a handle and a spatula, said spatula having a longitudinally extending main body which in turn has first and second opposite end portions, the first of said end portions being contoured to serve as a tongue deflector, said first end portion including an uppermost curved surface in use, a recess in said main body adjacent said second end portion, an insert of elastic material housed within said recess and having an uppermost surface in use merging with and forming a continuation of said first end portion uppermost curved surface, a bulb carried by said main body to illuminate the larynx cavity or the like, saId handle including power means for illuminating said bulb, means for electrically detachably coupling said power means and bulb, means for mechanically detachably coupling said handle and spatula, and said mechanically and electrically detachable coupling means functioning to permit said spatula and bulb to operate as a single-use unit whereby upon one use of said laryngoscope said spatula and bulb may be discarded and replaced by a like though unused structure.
Claim 3
Dependent Claim
21 words
The laryngoscope as defined in claim 1 wherein the elastic insert is anchored in the spatula by means of undercut grooves.
Claim 4
Dependent Claim
23 words
The laryngoscope as defined in claim 1 wherein the bulb is fixed undismountably in the spatula and is provided with a light conductor.
Claim 5
Dependent Claim
39 words
The laryngoscope as defined in claim 1 wherein the bulb with its socket is fitted in a foot at the second end portion of the spatula and a light conductor leads to said first end portion of the spatula.
Claim 6
Dependent Claim
33 words
The laryngoscope as defined in claim 1 wherein the bulb is fitted in the first end portion of the spatula and is connected via a conduit with contact point of a spatula foot.
Claim 7
Dependent Claim
36 words
The laryngoscope as defined in claim 1 wherein the spatula has a foot at the second end portion of the spatula and said mechanical coupling means is a sliding connection between said foot and said handle.
Claim 8
Dependent Claim
52 words
The laryngoscope as defined in claim 6 wherein the spatula foot has a socket rail engageable in an undercut groove of the handle, the socket rail and the undercut groove being chamfered, and the socket rail and the handle groove coact electrically by means of a contact tongue and a contact pin.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-07-29 | 1978-01-28 | 1978-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-29 | 1982-01-28 | 1982-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-29 | 1986-01-28 | 1986-07-30 | $7700.00 | Window Closed / Lapsed |